Respuesta :

Answer:

The distance between x and y on the number line is 2x

Step-by-step explanation:

we know that

If y is the opposite of x

then

[tex]y=-x[/tex]

The distance between x and y is equal to

[tex]d=x-y[/tex]

[tex]d=x-(-x)=x+x=2x[/tex]